:root{
  --navy:#08111f;
  --deep:#0f172a;
  --blue:#1d4ed8;
  --cyan:#06b6d4;
  --gold:#f59e0b;
  --text:#1e293b;
  --muted:#64748b;
  --line:#e2e8f0;
  --bg:#f8fafc;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);background:#fff;line-height:1.75}
a{text-decoration:none;color:inherit}
.container{width:1220px;max-width:92%;margin:auto}
.topbar{background:#050b16;color:#94a3b8;font-size:13px;padding:8px 0}
.header{background:rgba(8,17,31,.94);backdrop-filter:blur(10px);color:#fff;position:sticky;top:0;z-index:10;border-bottom:1px solid rgba(255,255,255,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:17px 0}
.logo{font-size:24px;font-weight:800;letter-spacing:.5px}
.logo span{color:var(--cyan)}
.menu a{margin-left:26px;color:#dbeafe;font-size:15px}
.menu a:hover{color:#fff}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 75% 25%,rgba(6,182,212,.35),transparent 30%),linear-gradient(135deg,#050b16 0%,#0f172a 45%,#123b8a 100%);color:#fff;padding:105px 0 90px}
.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:46px 46px}
.hero .container{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
.badge{display:inline-block;padding:7px 13px;border:1px solid rgba(255,255,255,.2);border-radius:999px;background:rgba(255,255,255,.08);color:#bae6fd;font-size:14px}
.hero h1{font-size:58px;line-height:1.12;margin:22px 0 22px;letter-spacing:-1.5px}
.hero p{font-size:19px;color:#dbeafe;max-width:650px}
.actions{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:14px 26px;border-radius:10px;font-weight:700}
.btn-primary{background:linear-gradient(135deg,#2563eb,#06b6d4);color:#fff;box-shadow:0 16px 35px rgba(37,99,235,.35)}
.btn-ghost{border:1px solid rgba(255,255,255,.28);color:#fff}
.hero-card{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);border-radius:24px;padding:24px;box-shadow:0 30px 80px rgba(0,0,0,.28)}
.hero-card img{width:100%;display:block;border-radius:16px}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:-44px;position:relative;z-index:2}
.metric{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 20px 55px rgba(15,23,42,.08)}
.metric strong{display:block;font-size:34px;color:#0f172a;line-height:1.1}
.metric span{color:var(--muted);font-size:14px}
.section{padding:82px 0}
.section.alt{background:var(--bg)}
.section-title{max-width:760px;margin-bottom:38px}
.eyebrow{color:var(--blue);font-weight:800;font-size:14px;letter-spacing:1px;text-transform:uppercase}
h2{font-size:42px;line-height:1.25;color:#0f172a;margin:8px 0 14px}
.lead{font-size:18px;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:0 14px 40px rgba(15,23,42,.05)}
.card h3{margin:0 0 10px;color:#0f172a;font-size:21px}
.card p{margin:0;color:var(--muted)}
.icon{width:44px;height:44px;border-radius:13px;background:linear-gradient(135deg,#dbeafe,#cffafe);display:flex;align-items:center;justify-content:center;color:var(--blue);font-weight:900;margin-bottom:16px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:center}
.chartbox{background:#fff;border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:0 18px 50px rgba(15,23,42,.08)}
.chartbox img{width:100%;display:block;border-radius:18px}
.cases{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.case{background:#fff;border:1px solid var(--line);border-radius:16px;padding:19px;min-height:126px}
.case b{display:block;color:#0f172a;margin-bottom:8px}
.case span{font-size:13px;color:var(--muted)}
.case em{display:block;font-style:normal;color:#2563eb;font-weight:700;margin-top:12px;font-size:13px}
.table{width:100%;border-collapse:collapse;background:#fff;border-radius:18px;overflow:hidden;border:1px solid var(--line)}
.table th,.table td{padding:16px;border-bottom:1px solid var(--line);text-align:left}
.table th{background:#f1f5f9;color:#0f172a}
.cta{background:linear-gradient(135deg,#07101f,#123b8a);color:#fff;border-radius:28px;padding:54px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.cta h2{color:#fff;margin:0 0 10px}
.cta p{color:#dbeafe;margin:0}
.footer{background:#050b16;color:#94a3b8;padding:44px 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}
.footer b{color:#fff}
@media(max-width:900px){
  .hero .container,.split{grid-template-columns:1fr}
  .hero h1{font-size:42px}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .cases{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .cta{display:block}
}